MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to suspicious domains, suggesting a link farm or redirection mechanism. The presence of PDF-specific heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports its use in distributing malicious content or phishing lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://edu-family72.ru/content/images/uploads/file/vosozofeza.pdf In PDF document text
- https://educationindiajournal.org/ckfinder/userfiles/files/63106902364.pdfIn PDF document text
- https://aljazeerahdrilling.com/userfiles/files/98597377201.pdfIn PDF document text
- http://greenmodels.ru/uploads/files/pomavepunas.pdfIn PDF document text
- http://bielwod.com/userfiles/file/2191990632.pdfIn PDF document text
- http://fli.edu.mn/ckfinder/userfiles/files/36575095952.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1614d8dcc374e1---91132399472.pdfIn PDF document text
- http://vaonhaphatphap.com/images/uploads/files/32173711985.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1615891f1dc1b4---3082011027.pdfIn PDF document text
- https://photopoligrafic.ru/ckfinder/userfiles/files/tetizubakejotaxo.pdfIn PDF document text
- http://tunapvietnam.thietbiotoviet.com/Images_upload/files/56319884377.pdfIn PDF document text
- https://vibangnhadat.com/uploads/files/zasagenem.pdfIn PDF document text
- http://mitroc.com/userfiles/file/71541200670.pdfIn PDF document text
- http://siltherm.com/ckfinder/userfiles/files/javikurosagixuvenawiwadar.pdfIn PDF document text
- http://nhagiatxanh.com/public/default/ckeditor/files/31763792975.pdfIn PDF document text
- https://doina.md/fckeditorfiles/file/sigojevafizusugipiv.pdfIn PDF document text
- http://lammensfilip.be/uploads/files/pipabe.pdfIn PDF document text
- https://5703n1n6999-6a55.com/contents/files/70037161711.pdfIn PDF document text
- http://escuelasfutbol8.com/docs/files/rurutixemibirufowos.pdfIn PDF document text
- http://thegioituigiay.net/uploads/files/wesufamogovojofibuparo.pdfIn PDF document text
- http://gongin.humenia.com/upload/userfiles/2021/09/files/210922174703.pdfIn PDF document text
- http://ibookingkr.com/FileData/ckfinder/files/20210927_00CF302EC8DAADE1.pdfIn PDF document text
- http://moneymaker-gold.de/files/5577074909.pdfIn PDF document text
- http://1careglobal.com/upload/files/rikadolulixukozuzumugejel.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=ppap+training+material+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000af3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF3D | 10552 bytes |
SHA-256: 0d55f4c705cc4a837a36e286e20ca0f729ea9db898d06a0751b255bc36e851ff |
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font_01_sfnt_off0000c704.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC704 | 15384 bytes |
SHA-256: a3b08f5c15aed57f961ef1ecb1d3e39ba627d93875d6d2fb4041715ebae07d04 |
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font_02_sfnt_off0000ee48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE48 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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